APA (7th ed.) Citation

Tay , L. C. (2003). Online crossword puzzle for learning synonyms and antonyms front end user system / Tay Lik Czek.

Chicago Style (17th ed.) Citation

Tay , Lik Czek. Online Crossword Puzzle for Learning Synonyms and Antonyms Front End User System / Tay Lik Czek. 2003.

MLA (9th ed.) Citation

Tay , Lik Czek. Online Crossword Puzzle for Learning Synonyms and Antonyms Front End User System / Tay Lik Czek. 2003.

Warning: These citations may not always be 100% accurate.